Primula rockii W.W.Sm.

Species

Angiosperms > Ericales > Primulaceae > Primula

Characteristics

Herbs perennial. Rhizomes woody, with brownish scales, remains of old leaves at apex. Leaves forming a rosette; petiole 1--7 cm, pilose; leaf blade broadly ovate to ovate-oblong, 1--3(--4) X 0.5--2.5(--3) cm, ciliate, abaxially with dense multicellular hairs, adaxially less densely so, base truncate to shallowly cordate, incised-lobulate, apex subrounded to obtuse; lobes with 1 or 2 blunt teeth on each side. Scapes inconspicuous or to 2.5 cm, pilose; umbel solitary, 2--6-flowered; bracts lanceolate, 7.5--10 mm. Pedicel 2--4 cm, glandular tawny pubescent. Flowers heterostylous. Calyx tubular to campanulate, 7--10 mm, glandular pubescent, parted to middle; lobes lanceolate, apex acute to obtuse. Corolla yellow, pubescent outside; tube ca. 1.5 X as long as calyx; limb ca. 1.5 cm wide; lobes obcordate to subrounded, 2-cleft or irregularly crenate at apex. Pin flowers: stamens ca. 3.5 mm above base of corolla tube; style ca. 6 mm. Thrum flowers: stamens in upper 1/3 of corolla tube; style ca. 1.5 mm. Capsule globose, shorter than calyx. Fl. Jun.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 14 - 28
Germination temperacture (C°) 20
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Primula rockii world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:702528-1
WFO ID wfo-0001105956
COL ID 4MDCP
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Primula rockii